DownMenuR = new function(){
  this.click = function(item) {
    button   = $(item).attr('itemId');
    switch(button) {
      case 'toggleBacklogs':
        TaskTreeC.toggleBacklogs();
        break;
      case 'showPrintCardsFilter':
        CardsC.showPrintCardsFilter();
        break;
      default:
        UtilC.showDebugMessage('DownMenuR.click dont know what to do with the ' + button + ' button');
        break;
    }
  }
}